awivar.h revision 1.10 1 /* $NetBSD: awivar.h,v 1.10 2000/06/09 14:36:26 onoe Exp $ */
2
3 /*-
4 * Copyright (c) 1999 The NetBSD Foundation, Inc.
5 * All rights reserved.
6 *
7 * This code is derived from software contributed to The NetBSD Foundation
8 * by Bill Sommerfeld
9 *
10 * Redistribution and use in source and binary forms, with or without
11 * modification, are permitted provided that the following conditions
12 * are met:
13 * 1. Redistributions of source code must retain the above copyright
14 * notice, this list of conditions and the following disclaimer.
15 * 2. Redistributions in binary form must reproduce the above copyright
16 * notice, this list of conditions and the following disclaimer in the
17 * documentation and/or other materials provided with the distribution.
18 * 3. All advertising materials mentioning features or use of this software
19 * must display the following acknowledgement:
20 * This product includes software developed by the NetBSD
21 * Foundation, Inc. and its contributors.
22 * 4. Neither the name of The NetBSD Foundation nor the names of its
23 * contributors may be used to endorse or promote products derived
24 * from this software without specific prior written permission.
25 *
26 * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
27 * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
28 * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
29 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
30 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
31 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
32 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
33 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
34 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
35 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
36 * POSSIBILITY OF SUCH DAMAGE.
37 */
38
39 /* timer values in msec */
40 #define AWI_SELFTEST_TIMEOUT 5000
41 #define AWI_CMD_TIMEOUT 2000
42 #define AWI_LOCKOUT_TIMEOUT 50
43 #define AWI_ASCAN_DURATION 100
44 #define AWI_ASCAN_WAIT 3000
45 #define AWI_PSCAN_DURATION 200
46 #define AWI_PSCAN_WAIT 5000
47 #define AWI_TRANS_TIMEOUT 2000
48
49 #define AWI_NTXBUFS 4
50 #define AWI_MAX_KEYLEN 16
51
52 enum awi_status {
53 AWI_ST_INIT,
54 AWI_ST_SCAN,
55 AWI_ST_SETSS,
56 AWI_ST_SYNC,
57 AWI_ST_AUTH,
58 AWI_ST_ASSOC,
59 AWI_ST_RUNNING
60 };
61
62 struct awi_bss
63 {
64 TAILQ_ENTRY(awi_bss) list;
65 u_int8_t esrc[ETHER_ADDR_LEN];
66 u_int8_t chanset; /* channel set to use */
67 u_int8_t pattern; /* hop pattern to use */
68 u_int8_t index; /* index to use */
69 u_int8_t rssi; /* strength of this beacon */
70 u_int16_t dwell_time; /* dwell time */
71 u_int8_t timestamp[8]; /* timestamp of this bss */
72 u_int8_t bssid[ETHER_ADDR_LEN];
73 u_int32_t rxtime; /* unit's local time */
74 u_int16_t interval; /* beacon interval */
75 u_int8_t txrate;
76 u_int8_t fails;
77 u_int8_t essid[IEEE80211_NWID_LEN + 2];
78 };
79
80 struct awi_wep_algo {
81 char *awa_name;
82 int (*awa_ctxlen) __P((void));
83 void (*awa_setkey) __P((void *, u_char *, int));
84 void (*awa_encrypt) __P((void *, u_char *, u_char *, int));
85 void (*awa_decrypt) __P((void *, u_char *, u_char *, int));
86 };
87
88 struct awi_softc
89 {
90 #ifdef __NetBSD__
91 struct device sc_dev;
92 struct ethercom sc_ec;
93 void *sc_ih; /* interrupt handler */
94 #endif
95 #ifdef __FreeBSD__
96 #if __FreeBSD__ >= 4
97 struct {
98 char dv_xname[64]; /*XXX*/
99 } sc_dev;
100 #else
101 struct device sc_dev;
102 #endif
103 struct arpcom sc_ec;
104 #endif
105 struct am79c930_softc sc_chip;
106 struct ifnet *sc_ifp;
107 int (*sc_enable) __P((struct awi_softc *));
108 void (*sc_disable) __P((struct awi_softc *));
109
110 struct ifmedia sc_media;
111 enum awi_status sc_status;
112 unsigned int sc_enabled:1,
113 sc_busy:1,
114 sc_cansleep:1,
115 sc_invalid:1,
116 sc_enab_intr:1,
117 sc_cmd_inprog:1,
118 sc_format_llc:1,
119 sc_start_bss:1,
120 sc_rawbpf:1,
121 sc_no_bssid:1,
122 sc_active_scan:1,
123 sc_attached:1; /* attach has succeeded */
124 int sc_sleep_cnt;
125
126 int sc_mgt_timer;
127
128 TAILQ_HEAD(, awi_bss) sc_scan;
129 u_int8_t sc_scan_cur;
130 u_int8_t sc_scan_min;
131 u_int8_t sc_scan_max;
132 u_int8_t sc_scan_set;
133 struct awi_bss sc_bss;
134 u_int8_t sc_ownssid[IEEE80211_NWID_LEN + 2];
135 u_int8_t sc_ownch;
136
137 int sc_rx_timer;
138 u_int32_t sc_rxdoff;
139 u_int32_t sc_rxmoff;
140 struct mbuf *sc_rxpend;
141
142 int sc_tx_timer;
143 u_int8_t sc_tx_rate;
144 struct ifqueue sc_mgtq;
145 u_int32_t sc_txbase;
146 u_int32_t sc_txend;
147 u_int32_t sc_txnext;
148 u_int32_t sc_txdone;
149
150 int sc_wep_keylen[IEEE80211_WEP_NKID]; /* keylen */
151 u_int8_t sc_wep_key[IEEE80211_WEP_NKID][AWI_MAX_KEYLEN];
152 int sc_wep_defkid;
153 void *sc_wep_ctx; /* work area */
154 struct awi_wep_algo *sc_wep_algo;
155
156 char sc_banner[AWI_BANNER_LEN];
157 struct awi_mib_local sc_mib_local;
158 struct awi_mib_addr sc_mib_addr;
159 struct awi_mib_mac sc_mib_mac;
160 struct awi_mib_stat sc_mib_stat;
161 struct awi_mib_mgt sc_mib_mgt;
162 struct awi_mib_phy sc_mib_phy;
163 };
164
165 #define awi_read_1(sc, off) ((sc)->sc_chip.sc_ops->read_1)(&sc->sc_chip, off)
166 #define awi_read_2(sc, off) ((sc)->sc_chip.sc_ops->read_2)(&sc->sc_chip, off)
167 #define awi_read_4(sc, off) ((sc)->sc_chip.sc_ops->read_4)(&sc->sc_chip, off)
168 #define awi_read_bytes(sc, off, ptr, len) ((sc)->sc_chip.sc_ops->read_bytes)(&sc->sc_chip, off, ptr, len)
169
170 #define awi_write_1(sc, off, val) \
171 ((sc)->sc_chip.sc_ops->write_1)(&sc->sc_chip, off, val)
172 #define awi_write_2(sc, off, val) \
173 ((sc)->sc_chip.sc_ops->write_2)(&sc->sc_chip, off, val)
174 #define awi_write_4(sc, off, val) \
175 ((sc)->sc_chip.sc_ops->write_4)(&sc->sc_chip, off, val)
176 #define awi_write_bytes(sc, off, ptr, len) \
177 ((sc)->sc_chip.sc_ops->write_bytes)(&sc->sc_chip, off, ptr, len)
178
179 #define awi_drvstate(sc, state) \
180 awi_write_1(sc, AWI_DRIVERSTATE, \
181 ((state) | AWI_DRV_AUTORXLED|AWI_DRV_AUTOTXLED))
182
183 /* unalligned little endian access */
184 #define LE_READ_2(p) \
185 (((u_int8_t *)(p))[0] | (((u_int8_t *)(p))[1] << 8))
186 #define LE_READ_4(p) \
187 (((u_int8_t *)(p))[0] | (((u_int8_t *)(p))[1] << 8) | \
188 (((u_int8_t *)(p))[2] << 16) | (((u_int8_t *)(p))[3] << 24))
189 #define LE_WRITE_2(p, v) \
190 ((((u_int8_t *)(p))[0] = ((u_int32_t)(v) & 0xff)), \
191 (((u_int8_t *)(p))[1] = (((u_int32_t)(v) >> 8) & 0xff)))
192 #define LE_WRITE_4(p, v) \
193 ((((u_int8_t *)(p))[0] = ((u_int32_t)(v) & 0xff)), \
194 (((u_int8_t *)(p))[1] = (((u_int32_t)(v) >> 8) & 0xff)), \
195 (((u_int8_t *)(p))[2] = (((u_int32_t)(v) >> 16) & 0xff)), \
196 (((u_int8_t *)(p))[3] = (((u_int32_t)(v) >> 24) & 0xff)))
197
198 #define AWI_80211_RATE(rate) (((rate) & 0x7f) * 5)
199
200 int awi_attach __P((struct awi_softc *));
201 int awi_intr __P((void *));
202 void awi_reset __P((struct awi_softc *));
203 #ifdef __NetBSD__
204 int awi_activate __P((struct device *, enum devact));
205 int awi_detach __P((struct awi_softc *));
206 void awi_power __P((struct awi_softc *, int));
207 #endif
208
209 void awi_stop __P((struct awi_softc *sc));
210 int awi_init __P((struct awi_softc *sc));
211 int awi_init_region __P((struct awi_softc *));
212 int awi_wicfg __P((struct ifnet *, u_long, caddr_t));
213
214 int awi_wep_getalgo __P((struct awi_softc *));
215 int awi_wep_setalgo __P((struct awi_softc *, int));
216 int awi_wep_setkey __P((struct awi_softc *, int, unsigned char *, int));
217 int awi_wep_getkey __P((struct awi_softc *, int, unsigned char *, int *));
218 struct mbuf *awi_wep_encrypt __P((struct awi_softc *, struct mbuf *, int));
219
220 #ifdef __FreeBSD__
221 /* Provide mem* for compat with NetBSD to fix LINT */
222 static __inline int
223 memcmp(const void *b1, const void *b2, size_t len)
224 {
225 return (bcmp(b1, b2, len));
226 }
227
228 static __inline void *
229 memset(void *b, int c, size_t len)
230 {
231 bzero(b, len);
232 return (b);
233 }
234 #endif
235